Subspecies, varieties, forms and cultivars of plants belonging to the Echinocereus longisetus group

Echinocereus longisetus(Engelm.) Rümpler: has long bristle like white spines, cylindrical erect stems up to 30 cm long and less than 8 cm in diameter, 17 or fewer ribs. Distribution: N. central Coahuila and w. central Nuevo Leon.